1. The difference between 28% and 42% of a number is 210. What is 59% of this number? (3)
1. 900
2. 420
3. 885
4. None of these
2. The LCM of 7-3 , 7-13, 7-11, 7-18 is (3)
1. 7-18
2. 7-13
3. 7-3
4. 7-11
3. By selling oranges at 32 a rupee a man loses 40%. How many for a rupee should he sell in order to gain 20%. (1)
1. 16
2. 32
3. 48
4. 52
4. The simple Interest on a sum of money will be Rs. 600 after 10 years. If the principal is trebled after 5 year, the total interest at the end of 10 years will be. (4)
1. 900
2. 600
3. 1800
4. 1200
5. What least number should be added to 2600 to make it a complete square? (3)
1. 3
2. 9
3. 1
4. 25